PPT-The Inner Ear Inner ear anatomy

Anatomy Inner ear consists of Bony Labyrinth filled with a fluid called perilymph consists of 3 parts The Vestibule The Semicircular Canals 3 in number Lateral Posterior Superior. 1 Flammable gas 22 Nonflammable nontoxic gas 23 Toxic gas 3 Flammable liquid 30 mL 300 mL 30 mL 500 mL 30 mL 1 L 41 Selfreactive substances 41 Other flammable solids 30 g 500 g 30 g 1 kg 42 Pyrophoric substances 42 Spontaneously combustible substance buy levofloxacin 500 mg. Anyone with any information about the whereabouts of this man is asked not to approach him but to immediately contact their local police or Crimestoppers anonymously 0800 555111.". Pinna. External Auditory Meatus (Ear Canal). Tympanic Membrane (Ear Drum). What are the ossicles?. The small bones of the ear.. Hammer (Malleus). Anvil (Incus). Stirrup (Stapes). Name the structures that make up the bony (osseous) labyrinth.. The ear consists of 3 different sections. 1. The External Ear. 2. The Middle Ear. - The Auditory . Ossicles. 3. The Inner Ear. . Anatomy of the Ear. Vestibulocochlear . nerve (VIII). EXTERNAL EAR. Ms. Bowman. Anatomy Review-Face. Bones. Frontal, maxillary, nasal, zygomatic, temporal, mandible. Anatomy Review-Ear. External Ear. Pinna, external auditory meatus. Middle Ear. Tympanic membrane. Ossicles. The ear is a sensitive organ of the human body. It is mainly concerned with detecting, transmitting and transducing sound. Maintaining a sense of balance is another important function performed by the human ear.. Ear Anatomy. Outer ear. Pinna (auricle) . E. ar canal (meatus). Middle ear. Eardrum, hammer, anvil, stirrup, Eustachian tube. Inner ear: responsible for analyzing sound waves and maintaining balance. 2. Objectives . . Identifying Human . Ear . parts & their functions. 3. Ear Parts . . The . ear . is the organ of hearing and, in mammals, balance. . . In . mammals. , the ear is usually described as . The EAR. External EAR- The Auricle . External Auditory Meatus . Innervation and Blood Supply. Tympanic Membrane . Tympanic membrane Diagram. Middle Ear. Boundaries of Middle Ear. Mastoid Ear sinus. Pharyngotympanic Tube. Basic Ear Anatomy • Expected outcomes • To understand the hearing mechanism • To be able to identify the structures of the ear Development of Ear 1 . Pinna develops from 1 st & 2 nd Branch structural . organisation. Anatome. (. ana. =up. . tomy. =cut) . Anatomise. Dissection. Practical applied science which forms firm foundation of art of healing(medicine). Otitis. . externa. -Inflammation . of . epithelium of the vertical . or horizontal ear canal or . both and surrounding structure. Otitis. media . -Inflammation . of tympanic cavity &membrane. Otitis. Objectives. Know the anatomical features of the internal ear and its function. Learn the differences between bony and membranous labyrinth. Learn the anatomical features, function, innervation and blood supply of bony and membranous labyrinth . otological. anatomy for undergraduate medical students). . Dr.Rafid. Y. . Jabbar. . ENT Lecturer. MRCS,DOHNS,FRCS(Glasgow). Temporal bone . Ear divisions :. The ear consists of three main parts :.